I am afraid I can’t return the book toyou before Friday——

How much of his speech do you think you have understood— . I wish I had worked harder.

The disabled children have difficuity .

The boy was so tired that he fell asleep _____________ his mother could take off his clothes

__ is surprising to us is that Tom, for _______English was once boring, can speak English fluently as though he were a nativespeaker.